Field Supervisor – Transformer Assembly & Oil Processing

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Nationally Recognized Experts Specialized in Transformer and Substation Apparatus Installation, Services, and Repair. At NASS, we provide the broadest set of one‑stop substation service capabilities in the country—from turnkey upgrades and asset assemblies to major repairs and testing. Including transformers and breakers, switches, arresters, and apparatus testing, to comprehensive substation inspection programs, protection and control commissioning and repairs, and control cabinet engineering.

The hourly rate for this position is between $39.00 and $60.00 per hour.

This position performs routine skilled and technical support work in the inspection, repair, and maintenance of transmission and distribution substation electrical equipment. This role requires working outdoors in all weather conditions. Occasionally work is performed near moving mechanical parts, at heights, hazardous places and is occasionally exposed to wet and/or humid conditions, temperature extremes, fumes, traffic, potential electrical shock hazards, noise pollution, and vibration.

• Supervise and manage a team of field service technicians responsible for installing, maintaining, and repairing transformers and other substation equipment.
• Ensure that all field service activities are carried out in accordance with safety guidelines and company policies.
• Plan and schedule field service activities, including assigning tasks to technicians and coordinating with customers.
• Provide technical guidance and support to field service technicians, including troubleshooting complex issues and providing solutions.
• Conduct regular performance evaluations and provide feedback to field service technicians to ensure high‑quality work and continuous improvement.
• Monitor and track field service activities, including maintaining records of service calls, equipment repairs, and customer interactions.
• Collaborate with other departments, such as engineering and sales, to ensure effective communication and coordination of field service activities.
• Mentor field service technicians to enhance their technical skills and knowledge.
• Stay updated with industry trends and advancements in transformer technology to provide expert advice and recommendations to customers.
• Handle customer complaints and resolve issues in a timely and satisfactory manner.
• Prepare and submit reports on field service activities, including service performance, customer satisfaction, and equipment status.

• High School Diploma or equivalent.
• Ability to perform comfortably in a fast‑paced, deadline‑oriented work environment.
• Excellent organizational skills, interpersonal, verbal and written communication skills.
• Ability to work as a team member, as well as independently.
• Advanced knowledge of computers (MS Office, basic operation, folder creation, email, etc.).
• Possession of a valid driver’s license, and ability to maintain a good driving record.
• Ability to crawl, climb, stand and lift up to 50 lbs.
• Must pass a fit‑for‑duty exam.
• Available for frequent overnight domestic travel and occasional international travel.
• Able/willing to work flexible hours, overtime, weekends, holidays and nights.

• 5+ years of hands‑on experience in High Voltage testing of electrical power equipment.
• Scheduling experience.
• Transformer manufacturing process experience and testing experience.
• Experience with the following test equipment:
  Doble M4100/M7100, Doble 5400, DLRO (Ductor), Megger Insulation Resistance sets, Vanguard/Raytech WRMs, Vanguard/Omicron CT sets.
• Knowledge of Circuit Breakers (HV/MV), Transformers, Switchgear, CT's, PT's and CCVT's.
• Experience with the following test equipment:
  Circuit Breaker Time/Travel, Power Factor, Ductor, Megger, CT ratio & saturation, and Hi‑Pot.

• Competitive pay.
• Nashville Training Academy & Comprehensive Training Resources.
• Career Path Planning.
• Incentives for Professional Certifications.
• Competitive Per Diem.
• Referral Bonuses.
• Tuition Reimbursement.
• Medical, vision, and dental benefits.
• 401k with company match.

NASS is an equal opportunity employer. Our organization does not discriminate based on race, creed, color, veteran status, sex, religion, national origin, age, physical or mental disability, genetic information or any other characteristic protected by law. We are an E‑Verify, Drug and Tobacco‑Free Workplace.

We do not work with individual recruiters or third‑party recruiting agencies, and will not recognize claims to any unsolicited resumes or candidate information.